Hi Serge. I think, you can use cUrl to connect with Mandrill API. I don't have a valid API key to check it out, but maybe try this, on the example https://mandrillapp.com/api/docs/users.curl.html#method=ping2 #include "hmg.ch" #include "hbcurl.ch" #include "common.ch" Function Main() DEFINE WINDOW M...